经济学原理对应练习 04.docx
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经济学原理对应练习 04.docx
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经济学原理对应练习04
Chapter4
TheMarketForcesofSupplyandDemand
MultipleChoice
1.Theforcesthatmakemarketeconomiesworkare
a.workandleisure.
b.demandandsupply.
c.regulationandrestraint.
d.taxesandgovernmentspending.
ANS:
BPTS:
1DIF:
1REF:
4-0
TOP:
MarketeconomyMSC:
Interpretive
2.Whichofthefollowingarethewordsmostcommonlyusedbyeconomists?
a.surplusandshortage
b.resourcesandallocation
c.supplyanddemand
d.theoryandpractice
ANS:
CPTS:
1DIF:
1REF:
4-0
TOP:
EconomistsMSC:
Interpretive
3.Inamarketeconomy,
a.supplydeterminesdemandand,inturn,demanddeterminesprices.
b.demanddeterminessupplyand,inturn,supplydeterminesprices.
c.theallocationofscarceresourcesdeterminespricesand,inturn,pricesdeterminesupplyanddemand.
d.supplyanddemanddeterminepricesand,inturn,pricesallocatescarceresources.
ANS:
DPTS:
1DIF:
2REF:
4-0
TOP:
MarketeconomyMSC:
Interpretive
4.Inamarketeconomy,supplyanddemandareimportantbecausethey
a.playacriticalroleintheallocationoftheeconomy’sscarceresources.
b.determinehowmuchofeachgoodgetsproduced.
c.canbeusedtopredicttheimpactontheeconomyofvariouseventsandpolicies.
d.Alloftheabovearecorrect.
ANS:
DPTS:
1DIF:
1REF:
4-0
TOP:
MarketeconomyMSC:
Interpretive
5.Amarketisa
a.groupofbuyersandsellersofaparticulargoodorservice.
b.groupofpeoplewithcommoneconomiccharacteristics.
c.placewherebuyersandsellerscometogethertoengageintrade.
d.placewhereanauctioneerhelpssetpricesandarrangesales.
ANS:
APTS:
1DIF:
1REF:
4-1
TOP:
MarketsMSC:
Definitional
6.Foramarketforagoodorservicetoexist,
a.theremustbeagroupofbuyersandsellers.
b.theremustbeaspecifictimeandplaceatwhichthegoodorserviceistraded.
c.thepriceofthegoodmustbedeterminedbythesellers.
d.Alloftheabovearecorrect.
ANS:
APTS:
1DIF:
1REF:
4-1
TOP:
Market(sMSC:
Definitional
7.Thetermmarketalwaysrefersto
a.anarrangementinwhichbuyersandsellersmeetataspecifictimeandplace.
b.anarrangementinwhichanauctioneerplaysatleastalimitedroleinsettingprices.
c.agroupofbuyersandsellersofaparticulargoodorservice.
d.Alloftheabovearecorrect.
ANS:
CPTS:
1DIF:
1REF:
4-1
TOP:
MarketsMSC:
Definitional
8.Agroupofbuyersandsellersofaparticulargoodorserviceiscalleda
a.coalition.
b.partnership.
c.market.
d.union.
ANS:
CPTS:
1DIF:
1REF:
4-1
TOP:
MarketsMSC:
Definitional
9.Amarketisalwayscharacterizedby
a.ahighdegreeoforganization.
b.anindividualorsmallgroupofindividualswhosetthepriceoftheproductforallbuyersandsellers.
c.thepresenceofbuyersandsellers.
d.Alloftheabovearecorrect.
ANS:
CPTS:
1DIF:
2REF:
4-1
TOP:
MarketsMSC:
Interpretive
10.Whichofthefollowingstatementsiscorrect?
a.Buyersdeterminesupplyandsellersdeterminedemand.
b.Buyersdeterminedemandandsellersdeterminesupply.
c.Buyersandsellersasonegroupdeterminesupply,butonlybuyersdeterminedemand.
d.Buyersandsellersasonegroupdeterminedemand,butonlysellersdeterminesupply.
ANS:
BPTS:
1DIF:
2REF:
4-1
TOP:
Demand|SupplyMSC:
Interpretive
11.Foreachgoodproducedinamarketeconomy,theinteractionofdemandandsupplydetermines
a.thepriceofthegood,butnotthequantity.
b.thequantityofthegood,butnottheprice.
c.boththepriceofthegoodandthequantityofthegood.
d.neitherpricenorquantity,becausepricesandquantitiesaredeterminedbythesellersofthegoodsalone.
ANS:
CPTS:
1DIF:
2REF:
4-1
TOP:
MarketeconomyMSC:
Interpretive
12.Acompetitivemarketisamarketinwhich
a.anauctioneerhelpssetpricesandarrangesales.
b.thereareonlyafewsellers.
c.theforcesofsupplyanddemanddonotapply.
d.noindividualbuyerorsellerhasanysignificantimpactonthemarketprice.
ANS:
DPTS:
1DIF:
1REF:
4-1
TOP:
CompetitivemarketsMSC:
Definitional
13.Thedemandforagoodorserviceisdeterminedby
a.thosewhobuythegoodorservice.
b.thegovernment.
c.theproducerswhocreatethegoodorservice.
d.thosewhosupplytherawmaterialsusedintheproductionofthegoodorservice.
ANS:
APTS:
1DIF:
2REF:
4-1
TOP:
DemandMSC:
Interpretive
14.Acompetitivemarketisoneinwhich
a.thereisonlyoneseller,buttherearemanybuyers.
b.therearemanysellersandeachsellerhastheabilitytosetthepriceofhisproduct.
c.therearemanysellersandtheycompetewithoneanotherinsuchawaythatsomesellersarealwaysbeingforcedoutofthemarket.
d.therearesomanybuyersandsomanysellersthateachhasanegligibleimpactonthepriceoftheproduct.
ANS:
DPTS:
1DIF:
2REF:
4-1
TOP:
CompetitivemarketsMSC:
Definitional
15.Inacompetitivemarket,
a.onlyafewsellerssellthesameproduct.
b.eachsellerhasalimiteddegreeofcontroloverthepriceofhisproduct.
c.ifonebuyerchoosestopurchasealargequantityoftheproduct,thepricewillrise.
d.ifonesellerwithholdshisproductfromthemarket,priceswillrise.
ANS:
BPTS:
1DIF:
2REF:
4-1
TOP:
CompetitivemarketsMSC:
Interpretive
16.Inacompetitivemarket,eachsellerhaslimitedcontroloverthepriceofhisproductbecause
a.othersellersareofferingsimilarproducts.
b.buyersexertmorecontroloverthepricethandosellers.
c.thesemarketsarehighlyregulatedbygovernment.
d.sellersusuallyagreetosetacommonpricethatwillalloweachsellertoearnacomfortableprofit.
ANS:
APTS:
1DIF:
2REF:
4-1
TOP:
CompetitivemarketsMSC:
Interpretive
17.Mostmarketsintheeconomyare
a.marketsinwhichsellers,ratherthanbuyers,controlthepriceoftheproduct.
b.marketsinwhichbuyers,ratherthansellers,controlthepriceoftheproduct.
c.marketsinwhicheachselleroftheproductisawarethattherearefew,ifany,similarproductsofferedbyothersellers.
d.highlycompetitive.
ANS:
DPTS:
1DIF:
2REF:
4-1
TOP:
MarketsMSC:
Interpretive
18.Foracompetitivemarket,whichofthefollowingstatementsiscorrect?
a.Asellercanalwaysincreaseherprofitbyraisingthepriceofherproduct.
b.Ifasellerchargesmorethanthegoingprice,buyerswillgoelsewheretomaketheirpurchases.
c.Aselleroftenchargeslessthanthegoingpricetoincreasesalesandprofit.
d.Asinglebuyercaninfluencethepriceoftheproduct,butonlywhenpurchasingfromseveralsellersinashortperiodoftime.
ANS:
BPTS:
1DIF:
2REF:
4-1
TOP:
CompetitivemarketsMSC:
Interpretive
19.AssumeTeresabuyscomputersinacompetitivemarket.Then
a.Teresahasalimitednumberofsellerstoturntowhenshebuysacomputer.
b.Teresawillfindherselfnegotiatingwithsellerswhenevershebuysacomputer.
c.ifTeresabuysalargenumberofcomputers,thepriceofcomputerswillrisenoticeably.
d.Noneoftheaboveiscorrect.
ANS:
DPTS:
1DIF:
2REF:
4-1
TOP:
CompetitivemarketsMSC:
Interpretive
20.Thehighestformofcompetitioniscalled
a.absolutecompetition.
b.cutthroatcompetition.
c.perfectcompetition.
d.marketcompetition.
ANS:
CPTS:
1DIF:
1REF:
4-1
TOP:
PerfectcompetitionMSC:
Definitional
21.Whichofthefollowingisnotacharacteristicofaperfectlycompetitivemarket?
a.Differentsellerssellidenticalproducts.
b.Therearemanysellers.
c.Sellersmustacceptthepricethemarketdetermines.
d.Alloftheabovearecharacteristicsofaperfectlycompetitivemarket.
ANS:
DPTS:
1DIF:
2REF:
4-1
TOP:
PerfectcompetitionMSC:
Interpretive
22.Whichofthefollowingisnotacharacteristicofaperfectlycompetitivemarket?
a.Sellerspossessmarketpower.
b.Therearemanysellers.
c.Buyersmustacceptthepricethemarketdetermines.
d.Alloftheabovearecharacteristicsofaperfectlycompetitivemarket.
ANS:
APTS:
1DIF:
2REF:
4-1
TOP:
PerfectcompetitionMSC:
Interpretive
23.Thetermpricetakersreferstobuyersandsellersin
a.perfectlycompetitivemarkets.
b.monopolies.
c.marketsthatareregulatedbygovernment.
d.marketsinwhichbuyerscannotbuyalltheywantand/orsellerscannotsellalltheywant.
ANS:
APTS:
1DIF:
2REF:
4-1
TOP:
PerfectcompetitionMSC:
Interpretive
24.Buyersandsellerswhohavenoinfluenceonmarketpricearereferredtoas
a.marketpawns.
b.marginalists.
c.pricetakers.
d.pricemakers.
ANS:
CPTS:
1DIF:
1REF:
4-1
TOP:
PerfectcompetitionMSC:
Definitional
25.Pricetakershavenoinfluenceoverpricesinmarketsthatfeature
a.onlyafewbuyersandafewsellers.
b.numeroussellersbutonlyafewbuyers.
c.numerousbuyersbutonlyafewsellers.
d.numerousbuyersandnumeroussellers.
ANS:
DPTS:
1DIF:
1REF:
4-1
TOP:
PerfectcompetitionMSC:
Interpretive
26.Anexampleofaperfectlycompetitivemarketwouldbethe
a.cableTVmarket.
b.soybeanmarket.
c.newcarmarket.
d.bluejeanmarket.
ANS:
BPTS:
1DIF:
2REF:
4-1
TOP:
PerfectcompetitionMSC:
Interpretive
27.Themarketforicecreamis
a.amonopolisticmarket.
b.acompetitivemarket.
c.ahighlyorganizedmarket.
d.amarketinwhichthereisnoconnectionwhatsoeverbetweenbuyersandsellers.
ANS:
BPTS:
1DIF:
1REF:
4-1
TOP:
MarketsMSC:
Interpretive
28.Ifasellerinacompetitivemarketchoosestochargemorethanthemarketprice,then
a.thesellers’profitsdefinitelywouldincrease.
b.theownersoftherawmaterialsusedinproductionwouldraisethepricesfortherawmaterials.
c.othersellerswouldalsoraisetheirprices.
d.buyerswilltendtomakepurchasesfromothersellers.
ANS:
DPTS:
1DIF:
2REF:
4-1
TOP:
CompetitivemarketsMSC:
Interpretive
29.Ifbuyersandsellersinacer
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